Patent · US Active

Method for preparing semiconductor nanocrystals

US9139435B2 · kind B2 · utility

11Cited by
19References
20Claims
0Family size

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Inventors

Key dates

Filing dateNov 15, 2013
Grant dateSep 22, 2015
Priority date
Expiry dateNov 15, 2033

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/02628
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method for making semiconductor nanocrystals is disclosed, the method comprising adding a secondary phosphine chalcogenide to a solution including a metal source and a liquid medium at a reaction temperature to form a reaction product comprising a semiconductor comprising a metal and a chalcogen, and quenching the reaction mixture to form quantum dots. Methods for overcoating are also disclosed. Semiconductor nanocrystals are also disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.